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MS Refractory Pain — SCE Neurology MCQ

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HardMultiple Sclerosis & CNS InflammationMS Refractory PainSCE Neurology

Neuropathic pain caused by multiple sclerosis remains disabling after sequential adequate trials of four recommended medicines, each limited by inefficacy or adverse effects. What is the next management step?

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Correct answer: E — Refer to a specialist pain service for multidisciplinary assessment and non-pharmacological or interventional options

The best answer is “Refer to a specialist pain service for multidisciplinary assessment and non-pharmacological or interventional options”. NICE supports early specialist referral when pain is severe or materially limits function, especially after appropriate first-line options have failed. “Cycle indefinitely between the same four medicines without reassessing the pain mechanism” remains a plausible alternative in a different presentation, but it does not fit the decisive finding or management threshold here. “Add long-term morphine as routine first-line rescue treatment” remains a plausible alternative in a different presentation, but it does not fit the decisive finding or management threshold here. “Stop all analgesic treatment because medicine failure proves a functional cause” remains a plausible alternative in a different presentation, but it does not fit the decisive finding or management threshold here. “Arrange neurosurgical lesioning before specialist pain assessment” remains a plausible alternative in a different presentation, but it does not fit the decisive finding or management threshold here.

Reference: NICE CG173 neuropathic pain recommendations: https://www.nice.org.uk/guidance/cg173/chapter/1-recommendations